diff --git a/tests/test_server.toit b/tests/test_server.toit
index 074cd04..db4793f 100644
--- a/tests/test_server.toit
+++ b/tests/test_server.toit
@@ -46,6 +46,7 @@ with-test-server --logger/log.Logger --mode/string [block]:
     while chunk := reader.read:
       logger.debug chunk.to-string.trim
       stdout-bytes += chunk
+      print "chunk: $chunk.to-string"
       full-str := stdout-bytes.to-string
       if full-str.contains "About to start server":
         server-is-running.set true